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Telegraph | Invention, History, & Facts | Britannica
https://www.britannica.com/technology/telegraph
WEBMar 29, 2024 · Telegraph, any device or system that allows the transmission of information by coded signal over distance. The term most often refers to the electric telegraph, which was …
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Telegraphy - Wikipedia
https://en.m.wikipedia.org/wiki/Telegraphy
WEBA telegraph is a device for transmitting and receiving messages over long distances, i.e., for telegraphy. The word telegraph alone generally refers to an electrical telegraph. Wireless …
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Morse Code & Telegraph: Invention & Samuel Morse - HISTORY
https://www.history.com/topics/inventions/telegraph
WEBNov 9, 2009 · The telegraph and Morse code revolutionized long-distance communication after their invention in the 1800s by Samuel …
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Invention of the Telegraph | Articles and Essays | Samuel F. B. Morse
https://www.loc.gov/collections/samuel-morse-papers/articles-and-essays/invention-of-the-telegraph/
WEBInvention of the Telegraph. Long before Samuel F. B. Morse electrically transmitted his famous message "What hath God wrought?" from Washington to Baltimore on May 24, 1844, there were …
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Samuel Morse unveils the telegraph, revolutionizing communi…
https://www.history.com/this-day-in-history/morse-demonstrates-telegraph
WEBNov 24, 2009 · The telegraph, a device which used electric impulses to transmit encoded messages over a wire, would eventually revolutionize long-distance communication, reaching the height of …
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